Blacks Slavery 138 History 137 African Americans 126 Race relations 77 Social conditions 65 Race identity 45 more ... Colonization 33 Politics and government 33 Slaves 31 Slave trade 29 Colonies 27 History and criticism 21 Legal status, laws, etc 20 Religion 17 African diaspora 16 Antislavery movements 16 Civilization 15 Intellectual life 15 Racism 14 Social aspects 14 African influences 13 Missions 13 Music 13 Civil rights 12 Emancipation 12 Controversial literature 11 Ethnic identity 11 Social life and customs 11 African American authors 10 less ...